1. insure its self-inspection stable operating 2. Voice indicator. 3. LED display 4. Charge freely.

Durable and firmly alloy armor plate designed,Polyurethane painted.

favourable  Power supply designed for special use can avoide the high-frequency noises and implusions efficiently.with watch-dog embeded in internal panel,reset automatically on condition that programmes run unconventionally. Weatherized finishes.waterproof,dustproof,anti-jamming and preventing the thunder. insure its  self-inspection stable operating. Vehicle detection: reading or producing card only when car enters in . Preventing electric implusions on equipments from external signals with ?Low noises,stably transportation,with modules built-in .Easy to maintain.with modules built-in.Voice indicator.LED display.Charge freely.