Features • Multifunctional Display Options: Easily switch between voltmeter and sleep mode, plus select battery types for versatile usage tailored to your needs • Enhanced Safety Features: Equipped with reverse connection protection, ensuring the detection meter remains safe from damage even with incorrect wiring • Waterproof Design for Durability: Compact yet robust, this device boasts excellent waterproof performance, making it ideal for outdoor use in various weather conditions • Eco-Friendly ABS Casing: Constructed from high-quality, environmentally friendly ABS material, providing durability while minimizing environmental impact • Simple Snap Installation: Features a built-in power cord for easy setup, allowing for quick and hassle-free installation without the need for complex tools Features: 1、[MULTIFUNCTIONAL] This battery meter can not only switch to voltmeter, but also switch to sleep mode, battery type selection and other functions. 2、[SAFE TO USE] This battery meter has a reverse connection protection design, and the reverse circuit will not burn the detection meter, which is very smart. 3、[WATERPROOF] Although the battery meter is small and portable, it has excellent waterproof performance and can also be used outdoors. 4、[ABS CASING] The casing of the battery meter is made of environmentally friendly ABS, which is and pollution . 5、[EASY INTSALLATION] The battery voltmeter has a built in power cord, and the connection is simple. It is a snap type installation, which is very convenient. Specification: Item Type: Battery Monitor Material: Environmental friendly ABS Table Model: TR16H Voltage Range: 8-120V Current: 500A Package List: 1 x Battery Display 1 x Shielded Wire 1 x Instruction 1 x Installation Rack 1 x Sampler Package List 1 x Battery Display 1 x Shielded Wire 1 x Instruction 1 x Installation Rack 1 x Sampler