Product Introduction For no city power areas, the 40W can be charged by solar panels and used for night lighting; For the areas that city power is expensive, the 40W can be charged during the electricity valley value period, and used at the peak power period; 40W is applicable to commercial lighting, industrial lighting, home lighting, outdoor lighting, camping tourism, farming, planting, the night market stalls, etc.
  • No need electricity bill
  • Easy installation
  • Energy saving
  • Long life span

Products Details


Compact design, small size, convenient to carry. 40W / 70W , the outside cover is with high qual-ity ABS material,high impact- resistance, heat resistance, low temperature resistance, with high performance. Using LiFePO4 battery, the life span is more than 12 years. Built-in led and outer led all can meet, apply for many places and different environment. Integrated packing, easy transportation.

Technical Parameters

Model BJ-OT40
DC output 4 circuits DC output for LED bulbs
USB output Two circuit output 5V/2A
Battery electric LiFePO4 battery 280Wh
Solar panel 18V/40W
Working time Four external lamp works 75 hrs
24inch TV work 9-11hours
External lamp (Common 6W LED)×4pcs
External lamp cable length 8m×4pcs
Warranty Battery warranty 5 years
Optional Freezer, Fan, DC TV, DC Cooker

Optional Products


Press the master switch, then the 40W will start work, when not use, please turn off the master switch, to avoid because of long time no use waste result in add other equipments but not have good function. 40W can be used both with 12V DC applicances and small power AC applicances after connected with 12V inverter(less than 100W applicances are suggested). Apply for any 12V DC equipments(better use the suggest-ed 12V equipments). We not suggest add any inverter to add the AC equip- ments. It is prohibited to put the 40W outdoor during rainy days. It is prohibited to disaseemble or repair by none profes-sional persons.

Application Places

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