Item?Type:?Alarm?Systems?&?Security Model?Name:?32432672075 Special?Features:?Remote?Engine?Start:?Keyless?Entry External?Testing?Certification:?CCC Material?Type:?ABS?+?electronic?components Item?Weight:?135?g Brand?Name:?None Operating?voltage:?:48V-64V+/-5V Quiescent?Current:?:<8.5mA Operating?frequency:?:315KHZ Speaker?Specifications:?:125db Speaker?size:?:5.45x5.45x3cm，?line?approximately?35cm Host?Size:?:7.5x5.85x2.2cm，?wire?approximately?20cm Remote?control?Dimensions:?:7.6x3.66x1.7cm Net?Weight:?:135g Fit?For:?any?electric?motorcycle?with?48-64Volt