WUHU WANYI INDUSTRY CO.,LTD
As long as you have a need, I can meet it.
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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).