diff --git a/BOM.csv b/BOM.csv
index 84e71a4..729c9d9 100644
--- a/BOM.csv
+++ b/BOM.csv
@@ -1,5 +1,5 @@
 Category,Qty,Value,Device,Package,Parts,JLC Number,Cost (RMB),Total (RMB),Notes
-Hardware,1,DV05028B12U,Server Inverter PWM Cooling Fan,5028,Master,Taobao,21,21,Detailed models refer to drawings.
+Hardware,1,DV05028B12U,Server Inverter PWM Cooling Fan,5028,Master,Taobao,21,21,https://m.tb.cn/h.gbQBr1m?tk=4LJfWsM5NdT
 Hardware,4,M6x2 N52,RuFeBe Magnet,Print Pause Insert,Master,Taobao,0.3,1.2,
 Hardware,6,M3x8 SHCS,Socket Head Cap Screw,Screw Insert,Master,Taobao,0.06,0.36,
 Hardware,6,M3 Heatset Insert,Heatset Insert,Heatset Insert,Master,Taobao,0.142,0.852,
@@ -12,6 +12,7 @@ Electronics,6,100nF,Chip Capacitor,0603,C12 C13 C15 C16 C17 C18,C30926,0.014161,
 Electronics,3,2.2uF,Chip Capacitor,0603,C19 C20 C22,C99228,0.196958,0.590874,
 Electronics,1,10uF,Chip Capacitor,1206,C23,C13585,0.211861,0.211861,
 Electronics,2,30V,TVS Diode,SOD-123FL,D1 D2,C364281,0.16685,0.3337,
+Electronics,1,15V,Zener Diode,LL-34,D3,C2982205,0.083934,0.083934,
 Electronics,1,TYPE-C-16P-FH,Type-C Connector,SMD,J1,C709357,0.537857,0.537857,Detailed models refer to drawings.
 Electronics,2,2 Pin,XH Pin Header,PTH,JP1 JP2,C5341201,0.10188,0.20376,Detailed models refer to drawings.
 Electronics,1,4 Pin,2510 Pin Header,PTH,JP3,Taobao,0.08,0.08,https://m.tb.cn/h.5xQs6Mhxx7MnwSl?tk=3AZoWoS7zzc
@@ -29,7 +30,8 @@ Electronics,1,10kOhm 1%,Chip Resistor,0603,R15,C25804,0.005732,0.005732,"Select
 Electronics,1,6.2kOhm 1%,Chip Resistor,0603,R16,C4260,0.005976,0.005976,"Select 5000mAH battery capacity, see IP2368 manual for details."
 Electronics,1,9.1kOhm,Chip Resistor,0603,R17,C23260,0.006084,0.006084,"Select Triple String Mode, see IP2368 manual for details."
 Electronics,2,10kOhm,Chip Resistor,0603,R18 R22,C15401,0.005462,0.010924,
-Electronics,3,100Ohm,Chip Resistor,0603,R19 R20 R21,C25201,0.005427,0.016281,
+Electronics,1,1kOhm,Chip Resistor,0603,R19,C25585,0.005449,0.005449,
+Electronics,2,100Ohm,Chip Resistor,0603,R20 R21,C25201,0.005427,0.010854,
 Electronics,2,10Ohm 1%,Chip Resistor,0603,R2 R10,C22859,0.005672,0.011344,
 Electronics,2,2Ohm,Chip Resistor,0603,R3 R4,C25225,0.00674,0.01348,0Ohm can be used instead.
 Electronics,5,0Ohm,Chip Resistor,0603,R5 R6 R7 R8 R11,C15402,0.005373,0.026865,
@@ -44,5 +46,7 @@ Electronics,0,2 Pin,XH Pin,Wiring,JP1,Taobao,0.02,0,https://m.tb.cn/h.5xA4rsZ7O6
 Module,0,3S 12.6V,Li-ion Battery Protection Module,Wiring,JP1,Taobao,6.33,0,https://m.tb.cn/h.5xAeXbW3B9YVp9a?tk=P89VWoSj9sX
 Module,1,3S 12.6V,Li-ion battery level indicator Module,Wiring,JP2,Taobao,6.5,6.5,https://m.tb.cn/h.5C8AmuhibY3OzK3?tk=SOJpWoS8mzm
 Module,1,3S 12.6V XH2.54 Female No. 2 Wire Sequence,Lithium Battery Pack,Wiring,JP1,Taobao,79,79,https://m.tb.cn/h.5ArwGGE8BjNeA4H?tk=7LZaWqBgcbV
+Module,1,12V 1.65A,Toggle Switch,Wiring,JP2,Taobao,0.104,0.104,https://m.tb.cn/h.gb9f84NBrwxm58f?tk=FT8TWsMOmpE
+Wire,450,AWG24,Silicone Soft Wire,-,-,Taobao,0.00064,0.288,
 Filament,0.01,1KG,TPU,-,-,Taobao,100,1,
 Filament,0.32,1KG,PLA,-,-,Taobao,29.9,9.568,