Wireless Bluetooth Parking lock

Hi friend ,
This is Lucy from Giant , we are manufacturer of automatic gate opener and accessories.
This is bluetooth car parking lock , within 20meters , you can use smart phone app to control it.
It is waterproof and sturdy , max support 500KG , rechargeable battery can service 6 months , support Android and IOS system .
More details , connect with [e-mail]
Wechat:[phone] ( whatsapp same as wechat)
Skype:jujiang007