Main features: power supply: 12V ± 3V DC quiescent current: 115db harness: 50cm long parts: main controller 1pc, key fob 2pcs, LED indicator 1pc Functions: 1. auto arm/lock 2. auto disarm/unlock 3. remote engine start 4. remote engine stop 5. bike searching 6. anti-hijack 7. silence mode 8. 0.5km signal transmit -