| Spec
Items | Model |
|
20 Watt | 40
Watt |
| Material
and PV conversion efficiency | Mono-silicon,
conversion efficiency 16.5% | Mono-silicon,
conversion efficiency 16.5% |
| Equipped
lithium battery | 12Vvx
8Ah | 12V
x 8Ah |
| Charge
time (with our MPPT quick-charing controller) | Fully-charged
whne exposed to about 8~10 hours of full sunshine | Fully-charged
when exposed to about 4~5 hours of full sunshine |
| Usage
time of fully-charged battery | Click
here for appropriate usage time for different electronic components | Click
here for appropriate usage time for different electronic components |
| Weight | 1.05
kg (2.32 lb) | 2.05
kg (4.52 lb) |
| Folded
dimension | 25
x 18.5 x 3.5 cm (9.8
x 7.3 x 1.4 in) | 30
x 25 x 3.5 cm |(11.8
x 9.8 x 1.4 8 in) |
| Open
dimensions | 54
x 51 xv0.4 cm (21.3
x 20.1 x 0.2 in) | 74
x 60 x 0.4 cm (29.1
x 23.6 x 0.3 in) |
| Covering
Fabric (water
proof) | Polyster
fabric with PU coating | Polyster
fabric with PU coating |