Can You distinguish These Two Items? Smoant Battlestar Nano RDA Kit

Hi guys,
Do you remember this item: Smoant Battlestar Mini, today, I will introduce the twins for you, can you tell us the differences about these two mods?

Smoant Battlestar Nano Kit comes with a Battlestar Nano box MOD and a Battlestar RDA. The Battlestar Nano is a single 18650 MOD with full power 80W output. It has a big fire button and supports USB charging. Its excellent quality and various protections ensure a safer vaping experience.
It is sold just only $24.99 on efun.top!

Specifications:
Battlestar Nano MOD
Mod size: 37 x 24 x 81mm
Mode: full-battery-output
Resistance range：0.1-5.0ohm
Max output:80W
Battery using: single 18650 (Not included)
Charge: 5V/1.0A
Max output current: 40A
Max output voltage: 4.2V
Color: black/yellow

Battlestar RDA
Size: 22x 24mm
Material: 304 SS and resin
Thread: 510

Weekend Flash Sale Coupon Code: WFS10 TO Enjoy 10% Off Disount!