... PWM 3. battery: 7AH 4. super bright LED 3W mini solar lighting kit-4 lampsSolar lighting system is designed for farmers, herdsmen ... , post, camping, tourism and the area where there is no electricity. The system ... Built-in BatterySolar panel: 16W/18VBattery: 7AH/12VLED Bulb: 4 Piece, 3W/PcsCharging/Discharging time: 10-12h/6-8hSolar Panel ...