MONO 5X5 solar cells DIY kit

This listing includes the below kits:
1).MONO5X5 Cells: 40 pieces (plus 1 pcs of bonus solar cells)
2).Tabbing wires: 40 meters (131 feet), Costing: $20 USD. It is used to connect the cells.
3). Bus wires: 4 meters( 13.12 feet). Costing: $7 USD. It is used to connect the tabbing wires, and to junction box.
4). Flux Pen: 1 PCS. Costing: $3.5 USD
5) Diodes: 15 A 45V 1pcs schottky diodes. Costing $1 USD
6) Juction Box: 1 pcs of junction box with 90cm length cable. Costing $15 USD.
7) Solar regulator: 1 pcs, 10A, 12/24V. Costing $34 USD

The cells are all grade A. 3.20W average per cells.These solar cells have never been used.. We are confident on the quality of it.
Technical parameter of cells:
Pmp(w): 3.20w

Efficiency (%): 20.6%

Vmp(v): 0.523

Imp(a): 5.215

Voc(v): 0.629

Isc(a): 5.585