| Product Code | brand | product name | Specification | package | quantity | 
| L6924D013TR | ST | Switching power supply control chip | L6924D013TR Battery Charging Management Chip ST/It | / | 1308 | 
| LM317T | ST | Switching power supply control chip | LM317T power management chip ST/Italian semiconduc | / | 1436 | 
| L7805CV | ST | Switching power supply control chip | L7805CV Linear Voltage Stabilizer Controller Power | / | 5569 | 
| NCP4304ADR2G | ONSEMI | Switching power supply control chip | NCP4304ADR2G power controller/monitor ON packaging | / | 620 | 
| NCP305LSQ30T1G | ONSEMI | Switching power supply control chip | NCP305LSQ30T1G Power Controller/Monitor ON (Ansemy | / | 1150 | 
| NCP1396BDR2G Switching Power Supply Chip ON Ansemy | ONSEMI | Switching power supply control chip | SO-16 | 2500 | |
| KSEM31JLFS | C&K | Tact Switch | C&K KSEM31JLFS tactile switch 1.5N 3.1 mm | / | 8469 | 
| KST221JLFS | C&K | Tact Switch | Original genuine goods, real inventory, original p | / | 58999 | 
| 925714-1 | TE | Connector | 925714-1 Rubber Case and Accessories TE Connectivi | / | 1857 | 
| 350792-1 | TE | Connector | 350792-1 pin, female connector TE Connectivity pac | / | 2566 |