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Off-Grid

πŸ”‹ Off-Grid Power Solutions

Built-in Battery Fans & DC TVs

Solar Powered | LiFePO4 Battery | Wide Voltage Input

Last Updated: 2026-02-03

Product Range Overview

6 Models covering fans & TVs | LiFePO4 Battery for fans | 9-32V Wide Voltage for TVs | Solar Powered Options | Ultra-Low Power Consumption

  • Battery Fans


    10-12W Power

    3 models with built-in battery

  • DC TVs


    24"/32"/40" Screens

    <10-22W ultra-efficient

  • Solar Ready


    Solar Charging

    Perfect for off-grid use

  • Long Runtime


    Up to 40 hours

    LiFePO4 battery safety


πŸ† Product Specifications Comparison

Quick Model Selection - All Specifications at a Glance

Find the perfect model based on your power requirements and usage scenarios

Built-in Battery Fans

Model Power Battery Runtime Features Price Range*
HS2506-SPDF-16 ● 10W 12.8V 6Ah 23-40h Standard DC $80-$120
HS2506-SPSF-16 ●● 12W 12.8V 6Ah 22.5-40h Solar + Silent $100-$140
HS2506-SPSF2-16 ●● 12W 12.8V 6Ah 7-40h Solar + v2 $110-$150

DC TVs

Model Screen Resolution Power Voltage Range Price Range*
TV24_SRF ● 24" 1366Γ—768 <9.8W 9-32V $150-$200
TV32_SRF ●● 32" 1366Γ—768 <12.5W 9-32V $200-$280
TV40_SRF ●●● 40" 1920Γ—1080 <22W 9-32V $300-$400

*Prices are for reference only, actual prices subject to official quotation

πŸ’‘ Selection Guide

For Fans: - Basic Cooling β†’ HS2506-SPDF-16 (Standard, cost-effective) - Solar Integration β†’ HS2506-SPSF-16 (Solar panel compatible) - Advanced Features β†’ HS2506-SPSF2-16 (Oscillation, 4-speed)

For TVs: - Small Spaces β†’ TV24_SRF (Ultra-low power, portable) - Living Room β†’ TV32_SRF (Balanced size and efficiency) - Home Theater β†’ TV40_SRF (Full HD, larger screen)


🎯 Product Series

🌬️ Built-in Battery Fans

Solar Powered LiFePO4 Battery Fans

Metal Grille Β· DC 12V Brushless Motor Β· 10-12W Β· USB Charging Β· Remote Control

Specification Details
Product Code HS2506-SPDF-16
Type Standard Portable DC Fan
Power 10W
Battery 12.8V Γ— 6Ah LiFePO4
Runtime 23h (L1) / 40h (L2) / 10h (L3) / 7.7h (L4)
Features 3-level LED light (100 lumens)

✨ Key Features

  • βœ… Built-in efficient and safe LiFePO4 battery
  • βœ… Elegant modern design with high-quality materials
  • βœ… Efficient DC 12V brushless motor (low noise, long life)
  • βœ… 5V USB output for mobile phone charging
  • βœ… 3-level adjustable LED light (up to 100 lumens)
  • βœ… Remote control included
  • βœ… Natural wind function and timer function
  • βœ… LED indicator shows charging/discharging status
Specification Details
Product Code HS2506-SPSF-16
Type Solar Powered Silent Fan
Power 12W
Battery 12.8V Γ— 6Ah LiFePO4
Runtime 22.5h (L1) / 40h (L2) / 10h (L3) / 7.5h (L4)
Features 3-level LED light (200 lumens)

✨ Key Features

  • βœ… Built-in efficient and safe LiFePO4 battery
  • βœ… Solar panel compatible for off-grid charging
  • βœ… Efficient DC 12V brushless motor (low noise, long life)
  • βœ… 5V USB output for mobile phone charging
  • βœ… 3-level adjustable LED light (up to 200 lumens)
  • βœ… Remote control included
  • βœ… Natural wind function and timer function
  • βœ… LED indicator shows charging/discharging status
Specification Details
Product Code HS2506-SPSF2-16
Type Solar Powered Silent Fan v2
Power 12W
Battery 12.8V Γ— 6Ah LiFePO4
Runtime 40h (L1) / 10h (L2) / 7h (L3)
Features 4-level wind speed, oscillation

✨ Key Features

  • βœ… Built-in efficient and safe LiFePO4 battery
  • βœ… 12V brushless motor with ball bearing technology
  • βœ… 5V 1A USB output for mobile phone charging
  • βœ… 3-level adjustable LED light (up to 150 lumens)
  • βœ… Remote control included
  • βœ… Timer function: 0.5, 1.5, and 2.5 hours
  • βœ… 4-level wind speed adjustment (0/1/2/4)
  • βœ… Fan oscillation function
  • βœ… Overcharge and over-discharge protection
  • βœ… Metal grille and PP material body
  • βœ… Ergonomic design
πŸ“ Available Resources
  • Product specification sheets (PDF)
  • User manuals
  • Packaging details
  • Certificates (CE, RoHS)
  • Product photos

πŸ“Ί DC Television Series

Ultra-Efficient Off-Grid TVs

Wide Voltage 9-32V Β· FHD Available Β· <10-22W Power Β· Multimedia Playback Β· Built-in Tuner

Specification Details
Product Code TV24_SRF
Screen Size 24-inch
Resolution 1366 Γ— 768
Power <9.8W
Voltage 9-32V wide voltage input
Dimensions 608 Γ— 138 Γ— 410 mm

✨ Key Features

  • βœ… Designed specifically for off-grid use
  • βœ… Ultra-efficient power consumption management
  • βœ… Wide voltage input range (9-32V), strong adaptability
  • βœ… Input voltage reverse polarity protection
  • βœ… Strong screen stability
  • βœ… Multimedia playback options
  • βœ… Supports USB photo, music, movie playback
  • βœ… Supports HDMI and VGA input
  • βœ… Built-in PAL/DVB-C/T/T2/S/S2/SECAM tuner
  • βœ… Convenient remote control operation
  • βœ… 16:9 widescreen display
Specification Details
Product Code TV32_SRF
Screen Size 32-inch
Resolution 1366 Γ— 768
Power <12.5W
Voltage 9-32V wide voltage input
Dimensions 810 Γ— 130 Γ— 510 mm

✨ Key Features

  • βœ… Designed specifically for off-grid use
  • βœ… Ultra-efficient power consumption management
  • βœ… Wide voltage input range (9-32V), strong adaptability
  • βœ… Input voltage reverse polarity protection
  • βœ… Strong screen stability
  • βœ… Multimedia playback options
  • βœ… Supports USB photo, music, movie playback
  • βœ… Supports HDMI and VGA input
  • βœ… Built-in PAL/DVB-C/T/T2/S/S2/SECAM tuner
  • βœ… Convenient remote control operation
  • βœ… 16:9 widescreen display
Specification Details
Product Code TV40_SRF
Screen Size 40-inch
Resolution 1920 Γ— 1080 (FHD)
Power <22W
Voltage 9-32V wide voltage input
Dimensions 913 Γ— 87 Γ— 531 mm

✨ Key Features

  • βœ… Designed specifically for off-grid use
  • βœ… Ultra-efficient power consumption management
  • βœ… FHD full high-definition resolution display
  • βœ… Wide voltage input range (9-32V), strong adaptability
  • βœ… Input voltage reverse polarity protection
  • βœ… Strong screen stability
  • βœ… Multimedia playback options
  • βœ… Supports USB photo, music, movie playback
  • βœ… Supports HDMI and VGA input
  • βœ… Built-in PAL/DVB-C/T/T2/S/S2/SECAM tuner
  • βœ… Convenient remote control operation
  • βœ… 16:9 widescreen display
πŸ“ Available Resources
  • Product specification sheets (PDF)
  • User manuals
  • Installation guides
  • Product photos
  • Video demos

🌍 Application Scenarios

  • Off-Grid Homes


    Remote cabins Β· Tiny houses Β· Solar homes Β· Self-sufficient living

  • Mobile Living


    RVs Β· Campervans Β· Boats Β· Mobile homes

  • Agricultural


    Farm buildings Β· Livestock facilities Β· Field offices Β· Greenhouses

  • Outdoor Activities


    Camping Β· Glamping Β· Outdoor events Β· Field operations