Feature: 1. High‑strength plastic lamp housing, high‑quality LED, low power consumption, energy‑saving and durable 2. Corrosion resistance prolong the lifespan of flashing light, don't have to replace the light frequently. The light can get wet in the rain but it can't be soak in the water 3. Once you install the light, you can just leave it alone. It absorb sunlight at daytime and automatically flash at night and darkness, no need to turn on the switch or connect wire 4. No switch means the light is fully sealed, no water can slip in because of the high density, ensure the long lifespan 5. It can be installed on traffic cone, guardrail, construction machine ,traffic, construction, dock, marine, or any place you want to install Specification: Item Type: Solar Warning Light Product Size: 14.5cm/5.7in Material: Plastic Light Color: Red Voltage: 1.2V Battery Type: Ni-MH Battery (NI-MH) (delivered with built-in battery) Battery Model: AAA Battery Capacity: 400mAh Uses: engineering warnings, traffic roadblocks, courtyards, night fog, rain, snow and mud wind seasons and other emergency situations Weight: 120g/4.2oz Package List: 1 x Hand-held Warning Light