Full sealed with epoxy, waterproof, IP68. Technical SPecification Size: 125*105*25mm; Net weight: 400g Power supply: flexible solar panel (Mono crystalline) Power storage device: heat-resistant Li Battery Lighting mode: flashing or steady LED: 5mm, one way 2 or 3pcs, two way 4 or 6 pcs Color range: amber, red, white, green, blue