Telescopic Rechargeable Fan 3600mAh $19 + Delivery ($0 C&C/ in-Store/ OnePass/ $65 Order) @ Kmart

Looks like a good price for a small rechargeable fan

Dimensions/Size:
Product dimensions:
Folded dimensions: 10cm (H) x 21cm (W) x 21cm (D)
Unfolded dimensions: 80cm (L)
Adjustable height: 36cm-78cm (H)
Power source: 5V / 1A
Battery information: Requires Li-ion, 3.7V, 3600mAh, 13.32Wh battery