1PCS Two-way relay module 12V to 5V belt light decoupling protection relay expansion board MCU development board accessories
1PCS 0.28 -inch super small digital adjustable dc voltmeter head display three line DC0-100V battery voltmeter
2PCS TP5100 charging management of power supply module 2 a pad single and double voltage compatible 8.4V 4.2 V lithium batteries
2PCS 1A lithium battery charging and protect one plate + protection seal 18650 lithium battery plate
1PCS Four digital tube display module LED brightness is adjustable with the hour TM1637
5pcs/lot SN74AHCT245RGYR SN74AUCH244RGYR SN74AVC6T622RGYR SN74CB3Q3245RGYR SN74CBT3244CRGYR VQFN-20 CU244C BU245 WU622 NEW MT244
2PCS Electronic building blocks active buzzer module low level trigger buzzer control board
5PCS Patch the LED module five groups
50PCS LED light-emitting diodes, SMD patch 5050 light bead light pink violet highlights
1PCS 12 v400ma precision isolation switch power supply module (4.8 W)/AC-DC step-down module 12V 220V
2PCS DC-DC power module is 1.8 V to 5 V to 3.3 V lifting pressure conversion module
1PCS The bus driver TJA1050 CAN controller interface module interface module
