Koa Choi

Buy 3pcs Electronic DIY Kit MQ-2 Smoke Sensor Detector Natural Gas Alarm Components Kit Description: Working voltage: DC5V-6V Main components: MQ-2 smoke sensor, LM358 integrated chip Function: Detecting liquefied gas, propane, hydrogen, natural gas, and other combustible gases. When flammable gas is detected, the red light is on, the buzzer sounds, and the relay acts. The three are activated at the same time. The probe needs to be warmed up for 1 minute, so it will work normally after 1 minute of power on. Module size: 36*59mm The module outputs a switching signal that can be controlled up to 220V 10A. Package included: 3 x PCB board 3 x MQ2 sensor 3 x active buzzer 3 x 8P chip holder 3 x LM358 chip 3 x 5V relay 6 x KF3.96-2P terminal block 3 x 5MM green LED 6 x 5MM red LED 6 x 8050 triode 3 x 10K adjustable resistor horizontal 3 x 10 ohm resistor 12 x 2.2K resistor 18 x 10K resistor 3 x 104 monolithic capacitor 3pcs Electronic DIY Kit MQ-2 Smoke Sensor Detector Natural Gas Alarm Comp

Buy 500Pcs 10 Values Variable Resistor 500R To 1M RM065 Carbon Film Horizontal Trimpot Potentiometer Assortment Kit Description: Performance: General Model Number: RM065 Material: Synthetic film Nominal resistance: 10 resistance Package included: 500 x Potentiometer 500Pcs 10 Values Variable Resistor 500R To 1M RM065 Carbon Film Horizontal Trimpot Potentiometer Assortment Kit Buy Now

Buy 300Pcs 10 Values Variable Resistor 500R To 1M RM065 Carbon Film Horizontal Trimpot Potentiometer Assortment Kit Description: Performance: General Model Number: RM065 Material: Synthetic film Nominal resistance: 10 resistance Package included: 300 x Potentiometer 300Pcs 10 Values Variable Resistor 500R To 1M RM065 Carbon Film Horizontal Trimpot Potentiometer Assortment Kit Buy Now

Buy 13.8 Inch Portable Car DVD Player EVD TV Game Remote Remote Control Screen with Gamepad Features: Fully compatible with AVI EVD DVD, SVCD, VCD, CD, CD-R/RW, and MPEG-4 and other formats and JPG picture formats. Region code DVD (disc is not restricted by region code). 7-inch clear LCD display 16:9 widescreen, can rotate 180 degrees, suitable for a variety of playback environments, want to see how to see! TV function. With cable TV signal interface, you can preset hundreds of channels, can easily receive cable and wireless TV signals (wireless TV viewing depends on local signal strength). Support game features. AV output function: The machine can be connected to the TV, watching DVD movies; can also receive audio on advanced audio, enjoy the music of the shock effect! AV input function: external video, such as cameras or ordinary DVD. With a high-speed USB interface, you can access the mobile hard disk U disk. You can easily download movies and music on this unit. Built-in card reade

Buy 12V 360W Mini Hi-Fi Stereo Audio Amplifier bluetooth AUX Super Bass MP3 Car AMP Features: Mini HIFI digital bluetooth audio power amplifier. AUX input, MP3 format playback. Low distortion provides clearer, more powerful and more powerful sound.   Specification: Color: Gold Input voltage: DC 12V Output power: 180W + 180W Size:14 x 7.1 x 3.9cm/5.5 x 2.8 x 1.5inch   Package included: 1 x Power Amplifier 12V 360W Mini Hi-Fi Stereo Audio Amplifier bluetooth AUX Super Bass MP3 Car AMP Buy Now