ETCR1860 Wrist High Voltage Alarm Non-Contact Electric  Product Functions: After the operator wears the alarm, when it is close to the high-voltage charged body for a certain distance, the alarm will sound and light alarm according to the safety distance corresponding to the voltage level, reminding the electrical staff to pay attention to safety and avoid high-voltage electric shock accidents. This product can also be used for line fault detection and electroscope use. Product Descriptions:    1. Provide a safe, practical and convenient new type of voltage alarm device for high-voltage near-electricity operators.     2. Using non-contact sensing technology, the alarm is accurate, power saving and durable, and the standby time is up to 12 months.     3. All-round induction voltage source, automatic trigger detection mode, sound and light alarm mode, to ensure the safety of near-electricity workers.          Voltage level and Alarm Distance& 65306;               Note: The safety distance is based on "GB 26860-2011 Electrical Safety Work Regulations - Electrical Parts of Power Plants and Substations" and "GB 26859-2011 Electrical Safety Work Regulations - Power Line Parts"         Product Specifications: