LEIGAO name: Double head minor lamp with rechargeable portable lampFeatures: Charge + Dual-use dry powerBulb: 1 LED light at each end + COB on both sides (a white lampshade, a transparent lampshade)Charge time: 10-12 hoursworking time: 13 hours for lighthouses, 6 hours for side lightsbrightness (LM): 200lmlight source: white light, yellow lightvoltage: (V) USB data cable SAMSUNG 4.2 V-5 VLED life: 100,000 hours (theoretical value)battery: 1. Integrated rechargeable lithium battery (2400mA)2. Can use 3 AA (3 * AA) dry batteries at the same timeSize: Length + Width + Height 19 * 11 * 12cmWeight: 0.4 kgshell material: plastic lampshade ABS environment protection PS transparent organic lensfunction: the headlights and the side lights are lit in the same TimeCase color: greenApplication environment: two-head minor lamp for emergency lighting in outdoor campsPlease allow a slight difference in the Measurement data and make sure it does not bother you before ordering.