Size: 92x55x34 mm Material: ABS Coated Steel Power : 3 "AAA" size Alkaline Batteries Chain Specification:Length 80cm Working temperature: -10~+60 Product Weigh : 720g Genuine Panasonic Batteries Included Waterproof, No Key, Bluetooth, Alaram Sound Material: ABS Coated SteelPower : 3 "AAA" size Alkaline BatteriesChain Specification:Length 80cmProduct Weigh : 720gGenuine Panasonic Batteries IncludedWaterproof, No Key, Bluetooth, Alaram Sound Brand No Brand SKU 100275715_NP-1020538142