1、* Waterproof and dust-proof for all-weather races; (Note: please uninstall the cooling fan before using this ESC in water; Clean and dry it soon after the use for avoiding the connectors get rusty.) 2、Specially designed for RC car with excellent start-up, acceleration, and linearity features. 3、The strong resistant current capability, excellent heat dissipation. 4、EASILY PROGRAMMED: Easily programmed and compatible with pocket-sized program card. Compatible with a sensorless brushless motor. 5、MULTIPLE-conservation: Low voltage cut-off conservation for lithium or nickel battery, over-heat conservation, throttle signal loss conservation, motor blocked conservation. Features: * Waterproof and dust-proof for all-weather races; (Note: please uninstall the cooling fan before using this ESC in water; Clean and dry it soon after the use for avoiding the connectors get rusty.) * Specially designed for 1/8 RC car with excellent start-up, acceleration, and linearity features. * The strong resistant current capability, excellent heat dissipation. * EASILY PROGRAMMED: Easily programmed and compatible with pocket-sized program card. Compatible with a sensorless brushless motor. * MULTIPLE-conservation: Low voltage cut-off conservation for lithium or nickel battery, over-heat conservation, throttle signal loss conservation, motor blocked conservation. Specification: Item name: 150A Brushless ESC Cont.Cunrrent/Burst Current: 150A/720A Resistance: 0.00030ohm Battery: 3-6 cell lipo; 9-18 cell NiMH BEC output: 6.1V or 7.4V /3A (switch mode) Size: About 60*45*45mm Weight: About 148g Package information: Pacakage size: 25-80A: 11*6.8*4.2cm; 120-150A: 14*8.5*5cm Pacakage Weight: 25A:67g; 35A: 72g; 45A: 125g; 60A: 126g; 80A: 130g; 120A: 189g; 150A: 200g; Pacakage size: 25-80A: 11*6.8*4.2cm; 120-150A: 14*8.5*5cm Pacakage Weight: 25A:67g; 35A: 72g; 45A: 125g; 60A: 126g; 80A: 130g; 120A: 189g; 150A: 200g;