Daniell (unit)

Physical unit
Unit name	Daniell
Unit symbol	${\displaystyle \mathrm {daniell} }$
Physical quantity (s)	Electric voltage
Formula symbol	${\displaystyle U}$
dimension	${\displaystyle {\mathsf {M\;L^{2}\;I^{-1}\;T^{-3}}}}$
In SI units	${\displaystyle \mathrm {1\,Daniell\approx 1{,}1\;V} }$
Named after	John Frederic Daniell
Derived from	Tension on the Daniell element

Daniell is an outdated measure of electrical voltage . 1 Daniell is the terminal voltage of the copper-zinc element (Daniell element) developed by John Frederic Daniell , a galvanic cell .

1 Daniell is about 1.1 volts.