Product Introduction
Cardholder identification, accompanied by uploaded working parameters of the card, including card number, battery level information, button distress, and other information. You can press the distress button to call for help, or press the confirm button to cancel the ground call message.

Product Features
Design with patented appearance and precise positioning of 30cm. The standby time can reach more than 30 days. Adopting magnetic charging is safer and more convenient. Three color indicator light display, intuitive recognition of card status see. The wearing method is optional (belt, light cord, etc.). Positioning technology: UWB.

Product parameters
●Explosion proof type: mining intrinsic safety type; Charging voltage: 5V (DC);
● Operating frequency: 3.9GHz ± 250MHz; Wireless transmission distance:>450m (under good conditions in coal mine tunnels).

Our company produces and sells various stainless steel products, and supports customized production of various non-standard products. Stainless steel products are mainly used in fields such as medicine and universities.

<span style="font-family: " pingfang="" sc",="" "microsoft="" yahei",="" "segoe="" ui",="" "lucida="" grande",="" helvetica,="" arial,="" freesans,="" arimo,="" "droid="" sans",="" "wenquanyi="" micro="" hei",="" "hiragino="" sans="" gb",="" gb="" w3",="" fontawesome,="" sans-serif;"="">Our company also can export kinds of stainless steel products, electronic components, wires and cables, automotive and motorcycle accessories, packaging materials, glass products, pipe fittings, lighting appliances; Sales of hardware and electrical products, textile fabrics, bicycle accessories, cosmetics, electromechanical products, ceramic products, and metal materials, as well as import and export of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited by the state for company operation or import and export)***