Może ktoś będzie zainteresowany:
Now through Thursday, August 15, 2019, get free shipping to anywhere in the World (certain countries excepted as noted on the REVO SG battery page) when you order in stock batteries from the REVO SG webstore. Select the "Fedex (Requires PRCODE)" shipping method, enter code FREESHIP819 in the coupon field of the checkout page and click "Apply" to receive FREE SHIPPING! Offer is available only through the REVO Singapore webstore, and applies to any in-stock LiPo batteries. Code is unlimited in that you may use it as many times as you like during the offer period.
Oxy4, Gaui X3, Oxy 4 Max, XL Power 550